A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5905-01-151-7161
NSN 6135-00-752-1589
NSN 5915-01-627-1197
NSN 6150-01-623-7934
NSN 5990-01-278-8833
NSN 5998-01-148-6007
NSN 5835-01-331-5735
NSN 5855-01-276-0353
NSN 6240-01-139-3377
NSN 5855-01-510-9416
NSN 5905-01-441-0336
NSN 2925-00-211-4469